A Good Sign

Our hero has been approached by a stranger who knows some things about him, like his birthday:

“So you know that, do you? Well, goody goody gumshoes.”“It’s in your army record, of course. But we know some things that aren’t; we know you were divorced two years ago, and why.”“Would you mind telling me? I never did figure out why.”“You wouldn’t understand. […]”